Seleccionar idstudy segun identifierfield para redirect

lib/api_web/controllers/redirect.ex

@@ -12,13 +12,6 @@ defmodule ApiWeb.Redirect do
     viewer_uid = Envar.get("imViewer4_uid")
     gethash = Envar.get("imViewer4_gethash")
     idsite = Envar.get("IDSITE")
-    studyidentifier_ed = Envar.get("acceso_ed")
-
-    accession = studyidentifier = if studyidentifier_ed == "IDSTUDY" do
-      String.to_integer(accession)
-    else
-      accession
-    end
 
     Logger.info("parametros: #{inspect(accession)}")
 
@@ -79,7 +72,37 @@ defmodule ApiWeb.Redirect do
   defp open_imviewer4(v, accession, expiration) do
     url = v.gethash <> v.client_uuid
 
-    case Req.post(url, json: %{"accessionnumber" => accession, "expiration" => expiration}) do
+      studyidentifier = Envar.get("IDENTIFIERFIELD") || "IDSTUDY"
+
+      query =
+        if studyidentifier == "IDSTUDY" do
+          from s in "study",
+            join: p in "patient",
+            on: p.idpatient == s.idpatient,
+            where: s.accessionnumber == ^accessionnumber,
+            select: %{
+              idstudy: s.idstudy
+            }
+        else
+          from s in "study",
+            join: p in "patient",
+            on: p.idpatient == s.idpatient,
+            where: s.accessionnumber == ^accessionnumber,
+            select: %{
+              idstudy: s.idstudy
+            }
+        end
+
+      idstudy = case Repo.one(query) do
+        nil ->
+          "nil"
+        res ->
+          res.idstudy
+      end
+
+    idstudy_str = to_string(idstudy)
+
+    case Req.post(url, json: %{"idstudy" => idstudy_str, "expiration" => expiration}) do
       {:ok, %Req.Response{status: 200, body: %{"hash" => hash}}} ->
         {:ok, hash}